During November 2011, there were 166.9 million unique U.S. video viewers who streamed almost 22 billion videos and spent more than 5 hours on average watching online video.

Over the last three years, time spent watching video from home and work computers in the U.S. has more than doubled while the number of unique viewers increased 26 percent over the same three-year period.

During September 2011, there were 164.4 million unique U.S. video viewers who streamed nearly 18 billion videos and spent almost 5 hours on average watching.

Typical for the summertime when school is out, the TV season has ended and people are vacationing, the number of online video viewers in the U.S. was down slightly in June to 142.6 million unique video viewers.

During May 2011, there were 145 million unique viewers of online video in the U.S. who streamed over 15 billion videos and averaged 4 hours, 20 minutes viewing video content over the course of the month.

In the Cross-Platform Report, Nielsen finds a resounding trend: Americans are spending more time watching video content on traditional TVs, mobile devices and the Internet than ever before.

In April 2011, there were 141.4 million unique U.S. video viewers who streamed 14.7 billion videos and spent an average of 4 hours, 31 minutes viewing video on PCs/laptops from home and work locations.

Online video usage in the U.S. is up during March, rebounding from the declines typical of the shorter month of February.

The same video brands from last month are still the most popular in February, but with a slight change in ranking as VEVO moved past Facebook to take the #2 spot with 32.3 million unique video viewers.

According to the latest Chinese New Year (CNY) Gala Show cross-platform study, while TV still played a major role in this special occasion, consumers used other media platforms much more than during the last Chinese New Year’s Gala show.